<div dir="ltr">Hi, I think I have discovered a very similar (if not the same) issue. The difference is that on my linux machine, only the observer app crashes and gives a bit more useful stacktrace. I posted this on erlang-bugs about 25 hours ago, but I still can't see the mail being published, so I will quote it in its entirety here. Here goes:<div><br></div><div><div>Hi,</div><div><br></div><div>I have discovered a bug that seems to sometimes occur when</div><div>opening a process status window. It looks like the observer expects</div><div>a string but, for some reason, gets an atom. Same thing was</div><div>happening on all nodes in the cluster, however, when I restarted</div><div>the cluster the problem disappeared. Probably just some random</div><div>glitch, but for the sake of completeness I thought I'd post here.</div><div><br></div><div>Here's the crash:</div><div><br></div><div>Child (unknown) crashed exiting:  <0.51.0> {function_clause, </div><div>                                            [{wxTextCtrl,appendText,</div><div>                                              [{wx_ref,1083,wxTextCtrl,[]},</div><div>                                               'ebalancer@virtual-229.xx.yyyy.zz'],</div><div>                                              [{file,"gen/wxTextCtrl.erl"},</div><div>                                               {line,126}]},</div><div>                                             {observer_lib,link_entry2,3,</div><div>                                              [{file,"observer_lib.erl"},</div><div>                                               {line,487}]},</div><div>                                             {observer_lib,</div><div>                                              '-add_entries/6-fun-0-',5,</div><div>                                              [{file,"observer_lib.erl"},</div><div>                                               {line,383}]},</div><div>                                             {observer_lib,</div><div>                                              '-add_entries/6-lc$^0/1-0-',2,</div><div>                                              [{file,"observer_lib.erl"},</div><div>                                               {line,387}]},</div><div>                                             {observer_lib,add_box,6,</div><div>                                              [{file,"observer_lib.erl"},</div><div>                                               {line,376}]},</div><div>                                             {observer_lib,</div><div>                                              '-create_box/2-lc$^0/1-1-',2,</div><div>                                              [{file,"observer_lib.erl"},</div><div>                                               {line,410}]},</div><div>                                             {observer_lib,</div><div>                                              '-create_box/2-lc$^0/1-1-',2,</div><div>                                              [{file,"observer_lib.erl"},</div><div>                                               {line,410}]},</div><div>                                             {observer_lib,create_box,2,</div><div>                                              [{file,"observer_lib.erl"},</div><div>                                               {line,410}]}]}</div><div><br></div><div><br></div><div>If I find some extra time I'll have a look at the code and see if I can</div><div>submit a pull request.</div></div><div><br></div><div><br></div><div>Wx version I'm using is <span style="color:rgb(0,0,0);font-family:monospace">3.0.2-2 (arch).</span></div>



<div><span style="font-family:monospace"><br></span></div><div>Hope this helps,</div><div>AK</div></div>